casio/pickytlk.cpp: Add new not working driver

src/mame/casio/pickytlk.cpp

@@ -0,0 +1,203 @@
+// license:BSD-3-Clause
+// copyright-holders:QUFB
+/***************************************************************************
+
+    Driver for Casio Picky Talk
+
+    Missing inputs, and I/O callbacks copied from CFX9850G need to be reviewed.
+
+    Some points of interest can be accessed under the debugger:
+
+    1. bpset 0x200328
+    2. ip=3fe (clock screen)
+    3. ip=410 (main screen)
+
+    Hardware
+    --------
+
+    Super Picky Talk - Forest Of Gurutan (JD-370):
+
+    - PCB revision: A140947-1 Z835-1
+    - LSI1 (CPU): Unknown (instruction set compatible with Hitachi HCD62121)
+    - LSI3 (Static RAM): NEC D441000LGZ (1M-bit, 128K-word by 8-bit)
+    - LSI5 (Mask ROM): NEC D23C8000XGX-C64 (8M-bit, 1M-word by 8-bit, pin compatible with AMD AM29F800B)
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/hcd62121/hcd62121.h"
+#include "emupal.h"
+#include "screen.h"
+
+
+namespace {
+
+class pickytlk_state : public driver_device
+{
+public:
+	pickytlk_state(const machine_config &mconfig, device_type type, const char *tag)
+		: driver_device(mconfig, type, tag)
+		, m_video_ram(*this, "video_ram")
+		, m_display_ram(*this, "display_ram")
+		, m_maincpu(*this, "maincpu")
+		, m_ko(0)
+		, m_port(0)
+		, m_opt(0)
+	{ }
+
+	void pickytlk(machine_config &config);
+
+protected:
+	required_shared_ptr<u8> m_video_ram;
+	required_shared_ptr<u8> m_display_ram;
+	required_device<hcd62121_cpu_device> m_maincpu;
+
+	u16 m_ko;   // KO lines
+	u8 m_port;  // PORT lines (serial I/O)
+	u8 m_opt;   // OPT lines (contrast)
+
+private:
+	void kol_w(u8 data);
+	void koh_w(u8 data);
+	void port_w(u8 data);
+	void opt_w(u8 data);
+	u8 ki_r();
+	u8 in0_r();
+	void pickytlk_palette(palette_device &palette) const;
+	u32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+
+	void pickytlk_mem(address_map &map);
+};
+
+void pickytlk_state::pickytlk_mem(address_map &map)
+{
+	map(0x000000, 0x007fff).mirror(0x008000).rom();
+	map(0x080000, 0x0807ff).ram().share("video_ram");
+//  map(0x100000, 0x10ffff) // some memory mapped i/o???
+//  map(0x110000, 0x11ffff) // some memory mapped i/o???
+	map(0x200000, 0x2fffff).rom().region("mask_rom", 0);
+	map(0x400000, 0x4007ff).ram().share("display_ram");
+	map(0x400800, 0x41ffff).ram();
+//  map(0xe10000, 0xe1ffff) // some memory mapped i/o???
+}
+
+void pickytlk_state::kol_w(u8 data)
+{
+	m_ko = (m_ko & 0xff00) | data;
+	logerror("KO is now %04x\n", m_ko);
+}
+
+void pickytlk_state::koh_w(u8 data)
+{
+	m_ko = (m_ko & 0x00ff) | (data << 8);
+	logerror("KO is now %04x\n", m_ko);
+}
+
+void pickytlk_state::port_w(u8 data)
+{
+	m_port = data;
+	logerror("PORT is now %02x\n", m_port);
+}
+
+void pickytlk_state::opt_w(u8 data)
+{
+	m_opt = data;
+	logerror("OPT is now %02x\n", m_opt);
+}
+
+u8 pickytlk_state::ki_r()
+{
+	// TODO
+	return 0;
+}
+
+u8 pickytlk_state::in0_r()
+{
+	// battery level?
+	// bit4 -> if reset CPU keeps restarting (several unknown instructions before jumping to 0)
+	//         perhaps a battery present check?
+	// bit 5 -> 0 = low battery
+
+	// --XX ---- VDET
+	// ---- -X-- data-in
+	return 0x30 & ~ 0x00;
+}
+
+void pickytlk_state::pickytlk_palette(palette_device &palette) const
+{
+	palette.set_pen_color(0, 0xee, 0xee, 0xcc);
+	palette.set_pen_color(1, 0x11, 0x33, 0x99);
+	palette.set_pen_color(2, 0x33, 0xcc, 0x77);
+	palette.set_pen_color(3, 0xee, 0x77, 0x33);
+}
+
+u32 pickytlk_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+	u16 offset = 0;
+
+	for (int i = 0; i < 16; i++)
+	{
+		int x = 8 + i * 8;
+
+		for (int j = 0; j < 64; j++)
+		{
+			u8 data1 = m_display_ram[offset];
+			u8 data2 = m_display_ram[offset + 0x400];
+
+			for (int b = 0; b < 8; b++)
+			{
+				bitmap.pix(63-j, x-b) = ( data1 & 0x80 ) ? ( data2 & 0x80 ? 3 : 2 ) : ( data2 & 0x80 ? 1 : 0 );
+				data1 <<= 1;
+				data2 <<= 1;
+			}
+
+			offset++;
+		}
+	}
+
+	return 0;
+}
+
+
+static INPUT_PORTS_START(pickytlk)
+	// TODO
+INPUT_PORTS_END
+
+
+void pickytlk_state::pickytlk(machine_config &config)
+{
+	HCD62121(config, m_maincpu, 4300000); /* X1 - 4.3 MHz */
+	m_maincpu->set_addrmap(AS_PROGRAM, &pickytlk_state::pickytlk_mem);
+	m_maincpu->kol_cb().set(FUNC(pickytlk_state::kol_w));
+	m_maincpu->koh_cb().set(FUNC(pickytlk_state::koh_w));
+	m_maincpu->port_cb().set(FUNC(pickytlk_state::port_w));
+	m_maincpu->opt_cb().set(FUNC(pickytlk_state::opt_w));
+	m_maincpu->ki_cb().set(FUNC(pickytlk_state::ki_r));
+	m_maincpu->in0_cb().set(FUNC(pickytlk_state::in0_r));
+
+	// TODO: Touchpad layout
+	screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
+	screen.set_refresh_hz(60);
+	screen.set_size(128, 64);
+	screen.set_visarea(0, 127, 0, 63);
+	screen.set_screen_update(FUNC(pickytlk_state::screen_update));
+	screen.set_palette("palette");
+
+	// TODO: Verify amount of colors and palette. Colors can be changed by changing the contrast.
+	PALETTE(config, "palette", FUNC(pickytlk_state::pickytlk_palette), 4);
+}
+
+
+ROM_START(pickytlk)
+	ROM_REGION(0x8000, "maincpu", 0) \
+	ROM_LOAD("cpu.lsi1", 0x0000, 0x8000, CRC(d58efff9) SHA1(a8d2c2a331d79c5299274e2f2d180deda60a5aed))
+
+	ROM_REGION(0x100000, "mask_rom", 0)
+	ROM_LOAD("d23c8000xgx-c64.lsi5", 0x00000, 0x100000, CRC(6ed6feae) SHA1(f9a63db3d048da0954cab052690deb01ec384b22))
+ROM_END
+
+} // anonymous namespace
+
+
+// "CASIO スーパーピッキートーク「グルタンの森」はやわかりビデオ" has copyright dates 1997,1998,1999
+COMP(1997, pickytlk, 0, 0, pickytlk, pickytlk, pickytlk_state, empty_init, "Casio", "Super Picky Talk - Forest Of Gurutan", MACHINE_NO_SOUND | MACHINE_NOT_WORKING)

src/mame/mame.lst

@@ -15901,6 +15901,7 @@ casloopy                        //
 @source:casio/cfx9850.cpp
 cfx9850                         // Casio CFX-9850
 cfx9850gb                       // Casio CFX-9850GB Plus
+pickytlk                        // Casio Super Picky Talk
 
 @source:casio/ctk2000.cpp
 ctk2100                         //